Payment Software Engineer

The Mobile Wallet

Job details

  • Full-time
  • map markerMannheim, DE
  • EUR52.000 - 70.000
    Gross Anual Salary
  • cardRequires Work Permit
    Requires that you're a citizen or have a valid work permit / visa sponsorship to work in the country in which this position is based.
  • routeIntermediate
  • routeRequired language: English
  • Back-end Developer
  • tagMust Have: Backend Development, Node.jsOther Required: REST APIs

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We are Europe's market leader for mobile wallets and are looking for outstanding talent to join us on our quest to become the world's No.1 mobile wallet. Backed by some of the top investors in Europe, Australia and the US, our user base has quickly grown to more than 50 million loyal users across the globe, who digitize all rewards cards with their smartphones. Driven by passion and by using cutting-edge technologies, our team is redefining the future of shopping. We have been listed as one of the best apps of the year by Apple and are one of the selected few Android Excellence apps. If you are looking to work at a friendly and fast-growing startup in one of the most exciting industries, this is your chance!

As our Payment Software Engineer, you help us revolutionize the world of payment. Work closely with our iOS and Android teams to integrate mobile payment across all platforms. Apply and expand your knowledge beyond the payment realm. You maintain and build up our backend – the backbone of our app used by millions of users. You’ll develop backend services as the foundation for existing and new features and make sure they run smoothly and reliably. Be the first point of contact for our service partners to deliver a holistic payment experience. Focus on a great user and payment experience, using instant feedback from our users to make the app perfect.

What you'll be working on…

  • Design, develop and constantly refine a seamless and easy-to-use mobile payment solution for a unique user experience
  • Improve our Infrastructure as Code approach by marrying Docker to Terraform
  • Employ Machine Learning and Big Data Algorithms to stumble upon interesting questions to ask and finding their answers
  • Make our backend resilient and scalable to tens of millions of users by adopting our Microservices swarm to CQRS and message queuing

Main requirements

  • A passion for innovation and mobile technologies, interest in mobile wallets
  • 3+ years of experience developing server-side software
  • Experienced in designing and developing scalable systems with RESTful services
  • Excellent coding skills and experience with JavaScript and node.js
  • Ability to deliver a product from design to launch with high attention to detail
  • Eagerness to learn and apply state-of-the-art technology

Nice to have

  • Familiarity with AWS (Amazon Web Services), experience with Docker is a plus
  • Know-how of payment systems is a huge plus


  • An energetic and motivated team in a product-focused culture
  • An inspiring working atmosphere in a beautiful open office space with a spectacular view of the waterfront
  • Excellent equipment of your choice and access to the best tools available
  • Skill sharing, internal hackathons and tech talks
  • Regular team lunches, fresh office snacks & drinks
  • Enjoy a healthy lifestyle with our subsidized gym membership

Apply now

Sign up to apply

Or sign up to refer and earn a reward of €300